Fuel Cells

http://sci-toys.com/scitoys/scitoys/echem/fuel_cell/fuel_cell.html

http://www.acs.org/content/dam/acsorg/greenchemistry/education/resources/fuel-cells-energy-from-gases-instead-of-gasoline.pdf

http://www1.eere.energy.gov/hydrogenandfuelcells/education/middle_school.html

http://www.nrel.gov/education/pdfs/educational_resources/middle_school/fuel_cells_activity_guide.pdf

http://www.ccmr.cornell.edu/education/lendinglibrary/moreinfo.php?id=44











DC power supply.
I question just hooking the black and green wire together without a load such a light bulb or a 10 ohm resistor.
http://www.youtube.com/watch?v=s4j5E-GS1gY
Interesting:
http://www.youtube.com/watch?v=4OnHWZ-gL7Q